Home / 850,913.17-1,174,260.15-468,939.95

Finding the Fourth Proportional to 850,913.17, 1,174,260.15 and 468,939.95

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Solution

The fourth proportional to 850,913.17, 1,174,260.15 and 468,939.95 is: 647,137.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,913.17 : 1,174,260.15 = 468,939.95 : x
  2. Step 2: Convert to fraction form
    850,913.17/1,174,260.15 = 468,939.95/x
  3. Step 3: Cross multiply
    850,913.17x = 1,174,260.15 × 468,939.95
  4. Step 4: Simplify right side
    850,913.17x = 550,657,487,811.99
  5. Step 5: Solve for x
    x = 550,657,487,811.99/850,913.17
  6. Step 6: Final answer
    x = 647,137.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.